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    • 2. 发明授权
    • Developing device using developer regulating blade having two curved
portions
    • 显影装置使用具有两个弯曲部分的显影剂调节片
    • US5185632A
    • 1993-02-09
    • US774187
    • 1991-10-10
    • Minoru YoshidaKouji Hirano
    • Minoru YoshidaKouji Hirano
    • G03G15/08
    • G03G15/0812
    • A device for developing a latent image on a photosensitive drum in an image forming apparatus, includes a developing roller for supplying a developing agent to the image carrier and a blade for forming a layer of the developing agent on the developing roller. The blade has a curved portion pressing the surface of the developing roller for controlling the thickness of the developing agent layer and for applying a frictional charge to the developing agent on the developing roller. The curved portion includes a first curved surface having a first radius R1 which contacts the surface of the developing roller and a second curved surface having a second radius R2. The relationship between the first and second radius is R1>R2.
    • 用于在图像形成装置中的感光鼓上显影潜像的装置包括用于向图像载体提供显影剂的显影辊和用于在显影辊上形成显影剂层的刮板。 刀片具有压制显影辊表面的弯曲部分,用于控制显影剂层的厚度并向显影辊上的显影剂施加摩擦电荷。 弯曲部分包括具有与显影辊的表面接触的第一半径R1和具有第二半径R2的第二弯曲表面的第一弯曲表面。 第一和第二半径之间的关系为R1> R2。
    • 6. 发明授权
    • Developing device for an image forming apparatus
    • 用于图像形成装置的显影装置
    • US5278616A
    • 1994-01-11
    • US904495
    • 1992-06-25
    • Kouji HiranoMinoru Yoshida
    • Kouji HiranoMinoru Yoshida
    • G03G15/08
    • G03G15/0812
    • An image forming apparatus includes a developing device for developing a latent image formed on an image bearing member. The developing device has a developing roller for supplying a developing agent to the image bearing member and a blade for forming a layer of the developing agent on the developing roller. The developing roller has an elastic layer for obtaining a predetermined nip width between the developing roller and the image bearing member. The blade has a plate member, a contact member attached in the longitudinal direction along the loading edge of the plate member for contacting the surface of the developing roller so as to form the layer of the developing agent, a pressing member for pressing the contact member to the developing roller and a control member attached on the plate member and positioned to each end of the contact member for controlling the amount of the contact pressure of the contact member to the developing roller. An optical device measures the amount of distortion of the surface of the developing roller when the roller is in contact with the contact member and the roller is rotated at a predetermined angle of rotation when the distortion exceeds a predetermined value. Thereby, the developing device of of the present invention is capable of obtaining high-quality images when the developing device is used or set in the image forming apparatus over a long period of time.
    • 图像形成装置包括用于使形成在图像承载部件上的潜像显影的显影装置。 显影装置具有用于将显影剂供应到图像承载部件的显影辊和用于在显影辊上形成显影剂层的刮板。 显影辊具有用于在显影辊和图像承载部件之间获得预定压区宽度的弹性层。 叶片具有板构件,接触构件沿着板构件的装载边沿长度方向安装,用于接触显影辊的表面,以形成显影剂层;按压构件,用于按压接触构件 连接到显影辊和控制构件,该控制构件安装在板构件上并且定位在接触构件的每一端,用于控制接触构件对显影辊的接触压力的量。 光学装置测量当所述辊与所述接触构件接触时所述显影辊的表面的变形量,并且当所述变形超过预定值时,所述辊以预定的旋转角旋转。 因此,本发明的显影装置能够在显影装置长时间使用或设置在图像形成装置中时获得高质量的图像。
    • 10. 发明授权
    • Inspection apparatus and method for producing image for inspection
    • 用于检查图像的检查装置和方法
    • US08730318B2
    • 2014-05-20
    • US13160108
    • 2011-06-14
    • Kenji NakahiraAtsushi MiyamotoNaoki HosoyaMinoru Yoshida
    • Kenji NakahiraAtsushi MiyamotoNaoki HosoyaMinoru Yoshida
    • H04N9/47H04N5/235G06K9/00
    • H04N5/265H04N5/217H04N5/2628H04N7/183
    • In order to obtain a quality image without deterioration owing to radiation noise in inspection using the optical video camera in high radiation environment, an inspection apparatus is formed of an image pick-up unit, an image obtaining unit which fetches a video image that contains a signal (noise) that is substantially independent of each frame obtained by the image pick-up unit, a local alignment unit which locally aligns frames with different time phases for forming the image fetched by the image obtaining unit, a frame synthesizing unit which synthesizes the plurality of frames aligned by the local alignment unit for generating a synthesis frame with an SN ratio higher than the SN ratio of the frame before frame synthesis, and an image output unit for displaying or recording the image formed of the synthesis frame generated by the frame synthesizing unit.
    • 为了在高辐射环境下使用光学摄像机的检查中的辐射噪声获得质量图像而不劣化,检查装置由图像拾取单元,图像获取单元,其获取包含 信号(噪声),其基本上独立于由图像拾取单元获得的每个帧;局部对准单元,其对具有不同时间相位的帧进行局部对准,以形成由图像获取单元获取的图像;帧合成单元, 由本地对准单元对准的多个帧,用于产生SN比高于帧合成之前的帧的SN比的合成帧;以及图像输出单元,用于显示或记录由帧生成的合成帧形成的图像 合成单位。